package com.yuyang.gulimall.cart.controller;

import com.yuyang.common.constant.AuthServerConstants;
import com.yuyang.common.utils.R;
import com.yuyang.common.vo.MemberResponseVo;
import com.yuyang.gulimall.cart.intercepter.CartIntercepter;
import com.yuyang.gulimall.cart.service.CartService;
import com.yuyang.gulimall.cart.vo.CartItemVo;
import com.yuyang.gulimall.cart.vo.CartVo;
import com.yuyang.gulimall.cart.vo.UserInfoTo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpSession;
import java.util.List;
import java.util.concurrent.ExecutionException;

/**
 * @author yu yang
 * @date 2023/1/29 -11:21
 */
@Controller
public class CartController {
    @Autowired
    CartService cartService;
    @ResponseBody
    @GetMapping("/getCheckedItems")
    public R getCheckedItems(){
        List<CartItemVo> cartItemVos= cartService.getCheckItems();
        return R.ok().put("data",cartItemVos);
    }
    /**
     * 去购物车页面的请求
     * 浏览器有一个cookie:user-key 标识用户的身份，一个月过期
     * 如果第一次使用jd的购物车功能，都会给一个临时的用户身份:
     * 浏览器以后保存，每次访问都会带上这个cookie；
     *
     * 登录：session有
     * 没登录：按照cookie里面带来user-key来做
     * 第一次，如果没有临时用户，自动创建一个临时用户
     *
     * @return
     */
    @GetMapping("cart.html")
    public String cartPage(Model model) throws ExecutionException, InterruptedException {
        CartVo cart = cartService.getCart();
        model.addAttribute("cart",cart);
        return "cartList";

    }
    @GetMapping("addToCart")
    public String addToCart(Model model, RedirectAttributes redirectAttributes,
                            @RequestParam("skuId")Long skuId, @RequestParam("num")Integer num) throws ExecutionException, InterruptedException {
        cartService.addToCart(skuId,num);
        redirectAttributes.addAttribute("skuId",skuId);
        return "redirect:http://cart.gulimall.com/addToCartSuccess.html";
    }

    @GetMapping("/addToCartSuccess.html")
    public String addToCartSuccess(@RequestParam("skuId")Long skuId,Model model){
        CartItemVo cartItemVo = cartService.getCartItemById(skuId);
        model.addAttribute("cartItem",cartItemVo);
        return "success";
    }


    @GetMapping(value = "/checkItem")
    public String checkItem(@RequestParam(value = "skuId") Long skuId,
                            @RequestParam(value = "checked") Integer checked) {
        cartService.checkItem(skuId,checked);
        return "redirect:http://cart.gulimall.com/cart.html";
    }

    @GetMapping(value = "/countItem")
    public String countItem(@RequestParam(value = "skuId") Long skuId,
                            @RequestParam(value = "num") Integer num) {
        cartService.changeItemCount(skuId,num);
        return "redirect:http://cart.gulimall.com/cart.html";
    }



    @GetMapping(value = "/deleteItem")
    public String deleteItem(@RequestParam("skuId") Integer skuId) {
        cartService.deleteIdCartInfo(skuId);
        return "redirect:http://cart.gulimall.com/cart.html";

    }
}
